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Arachnopusia
Taxonomy
Arachnopusia was named by Jullien (1886) [Sepkoski's age data: T Eo-m-u R Sepkoski's reference number: 1260]. It is extant. It is the type genus of Arachnopusiidae.
It was assigned to Arachnopusiidae by Canu and Bassler (1935), Brown (1952), Bassler (1953), Brown (1956), Brown (1958), Gordon et al. (1994), Lee et al. (1997), Gordon and Taylor (1999), Schmidt (2003), Guha and Gopikrishna (2007), Guha (2013), Gordon and Taylor (2015).
It was assigned to Arachnopusiidae by Canu and Bassler (1935), Brown (1952), Bassler (1953), Brown (1956), Brown (1958), Gordon et al. (1994), Lee et al. (1997), Gordon and Taylor (1999), Schmidt (2003), Guha and Gopikrishna (2007), Guha (2013), Gordon and Taylor (2015).
Synonymy list
| Year | Name and author |
|---|---|
| 1886 | Arachnopusia Jullien |
| 1935 | Arachnopusia Canu and Bassler |
| 1952 | Arachnopusia Brown |
| 1953 | Arachnopusia Bassler p. G167 |
| 1956 | Arachnopusia Brown |
| 1958 | Arachnopusia Brown |
| 1994 | Arachnopusia Gordon et al. |
| 1997 | Arachnopusia Lee et al. |
| 1999 | Arachnopusia Gordon and Taylor |
| 2003 | Arachnopusia Schmidt |
| 2007 | Arachnopusia Guha and Gopikrishna |
| 2013 | Arachnopusia Guha |
| 2015 | Arachnopusia Gordon and Taylor |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. Arachnopusia Jullien 1886
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Arachnopusia acanthoceros MacGillivray 1887
†Arachnopusia bugei Brown 1952
†Arachnopusia dimorpha Gordon and Taylor 2015
†Arachnopusia gracilis Gordon and Taylor 1999
†Arachnopusia kankawatiensis Guha and Gopikrishna 2007
†Arachnopusia linearis Canu and Bassler 1935
†Arachnopusia liversidgei Tenison-Woods 1877
†Arachnopusia liversidgei perforata Waters 1882
†Arachnopusia terminata Waters 1881
†Arachnopusia terminata coronata Canu and Bassler 1935
Arachnopusia unicornis Hutton 1873
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class, uc = unranked clade | |||||
| References: Smith et al. 2006, Nesnidal et al. 2013 | |||||
Age range
Maximum range based only on fossils: base of the Early/Lower Eocene to the top of the Castlecliffian or 56.00000 to 0.34000 Ma
Minimum age of oldest fossil (stem group age): 48.07 Ma
Minimum age of oldest fossil (stem group age): 48.07 Ma
Collections (33 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Thanetian - Ypresian | New Zealand (Chatham Island) | A. gracilis (7221) | |
| Early/Lower Eocene | New Zealand (Chatham Island) | A. dimorpha (172944) | |
| Priabonian | New Zealand (North Otago) | A. sp. (172815) | |
| Rupelian | USA (Mississippi) | A. vicksburgica (90565 90566) | |
| Oligocene - Miocene | Australia (Victoria) | A. liversidgei (173510 173526) A. unicornis, A. liversidgei (173508) A. unicornis, A. liversidgei, A. terminata (173521) | |
| Chattian | Australia (Victoria) | Cribrilina terminata (174142 174147) | |
| Miocene - Oligocene | Australia (Victoria) | A. liversidgei (173520 173522) A. liversidgei, A. terminata (173504 173516 173517) A. terminata (173519 173525) | |
| Early/Lower Miocene | India | A. kankawatiae (178703) | |
| Early/Lower Miocene | Australia (Victoria) | A. terminata (174191) | |
| Otaian | New Zealand (West Coast) | A. unicornis (172797) | |
| Altonian | New Zealand | A. unicornis, A. bugei (173830) | |
| Langhian | Australia (Victoria) | Cribrilina terminata (167299) Cribrilina terminata, A. linearis (174139) | |
| Waiauan | New Zealand | A. unicornis (173831) | |
| Early/Lower Pliocene | Australia (Victoria) | A. acanthoceros, A. terminata (174189) | |
| Pliocene | New Zealand | A. sp., A. unicornis (173740) A. unicornis (173737 173739) | |
| Pliocene | Australia (South Australia) | A. acanthoceros (172911) | |
| Pleistocene | New Zealand | A. unicornis (173728) | |
| Castlecliffian | New Zealand | A. unicornis (173732 173734) |